WINSTON, P. H. Artificial Intelligence Research at the Artificial Intelligence Laboratory, Massachusetts Institute of Technology. AI Magazine, [S. l.], v. 4, n. 2, p. 44, 1983. DOI: 10.1609/aimag.v4i2.399. Disponível em: https://ojs.aaai.org/index.php/aimagazine/article/view/399. Acesso em: 2 dec. 2020.